﻿using System;

namespace hlz
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.Write("请输入第一个数：");
            double number1 = double.Parse(Console.ReadLine());
            Console.Write("请输入第二个数：");
            int number2 = Convert.ToInt32(Console.ReadLine());
            
            Console.WriteLine($"{number1}+{number2}={number1 + number2}");

            Console.WriteLine($"{number1}-{number2}={number1 - number2}");

            Console.WriteLine($"{number1}*{number2}={number1 * number2}");

            Console.WriteLine($"{number1}/{number2}={number1 / number2}");
            Console.ReadKey();



        }
    }
}
